[ovirt-users] does SPM can run over ovirt-engine host ?

[Yair Zaslavsky]

Hi Tamer,
Are you familiar with the all in one feature?

http://www.ovirt.org/Feature/AllInOne

I'm not sure if this can help you now, as you probably  don't want to re-install ovirt, right?


----- Original Message -----
> From: "Tamer Lima" <tamer.americo at gmail.com>
> To: users at ovirt.org
> Sent: Monday, April 14, 2014 5:13:12 PM
> Subject: [ovirt-users] does SPM can run over ovirt-engine host ?
> 
> Hello,
> 
> When I create virtual machine from a template (centos6.5, 2 cores, 8GB mem,
> 500GB hd)  this process takes almost 2 hours.   I click on "New VM" button
> and just select the template and click ok.
> 
> engine.log show me high network consumption (98%)  between  engine-server
> host and SPM host.
> 
> I tried to make my engine-server host a spm host too, but without sucess.
> 
> 
> Does SPM can run over on the same ovirt-engine machine ?
> 
> Am I make something wrong? Or create VM from template is really slow ?
> 
> 
> my servers :
> srv-0202  = ovirt-engine  , vdsm
> srv-0203 = spm , vdsm
> srv-0204 = vdsm
> These servers are dell blades connected on a 100GB switch.
> 
> 
> 
> thanks
> 
> 
> 
> 
> This is what I know about SPM:
> http://www.ovirt.org/Storage_-_oVirt_workshop_November_2011
> 
> = Storage Pool Manager (SPM) A role assigned to one host in a data center
> granting it sole authority over:
> 
>    - Creation, deletion, an dmanipulation of virtula disk images, snapshots
>    and templates
>       - Templates: you can create on VM as a golden image and provision to
>       multiple VMs (QCOW layers)
>    - Allocation of storage for sparse block devices (on SAN)
>       - Thin provisinoing (see below)
>    - Single metadata writer:
>       - SPM lease mechanism (Chockler and Malkhi 2004, Light-Weight Leases
>       for Storage-Cnntric Coordination)
>       - Storage-centric mailbox
>    - This role can be migrated to any host in data center
> 
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